{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002336","490:4900002931","490:4900005117","487:4870003156","490:4900006642","490:4900005120","490:4900004698","490:4900005916","490:4900005517","490:4900005265","490:4900004175","466:4660002363","490:4900002044","466:4660007638","466:4660000719","490:4900007506","490:4900004979","466:4660009413","490:4900001845","490:4900009512","490:4900005118","490:4900001291","490:4900005253","490:4900004025","487:4870003995"],"twin_admin_codes":[490,490,490,487,490,490,490,490,490,490,490,466,490,466,466,490,490,466,490,490,490,490,490,490,487],"twin_sims":[0.3868441605193835,0.362865917860772,0.34446264096451923,0.34112806554081676,0.3006848723521472,0.27486448280118075,0.25859358247456815,0.24205749402603371,0.23927705414806444,0.22388800310937632,0.22335268399796288,0.21541000831211268,0.21523355378534956,0.21207731442854985,0.21153180543940603,0.21013050019937005,0.2090630771312379,0.20676949321158547,0.20653677016891692,0.20545290980513745,0.20345188751642612,0.2029933378153601,0.20028790117150858,0.19893757423401986,0.1957995056516379],"twin_dists":[0.17899450099479433,0.1849261189671991,0.1896140506420949,0.19047742392024952,0.20134252883787113,0.20872871411752295,0.21360287816342294,0.21875891497020752,0.21964791479833784,0.22469482455033665,0.2248744561367445,0.22757420248048812,0.2276349336414231,0.22872695769015167,0.22891681047888,0.2294060322171097,0.22978017877001933,0.23058853431000684,0.23067089687626594,0.23105532145473673,0.2317687080943077,0.23193286293316193,0.2329065974381503,0.23339599544253126,0.23454225453349237],"n_dims_used":45,"mean_confidence":0.9045316060384114},"coverage":{"mean_confidence":0.9045316060384114,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}